EP4068456A4 - Non-aqueous electrolyte for lithium secondary battery and lithium secondary battery comprising same - Google Patents

Non-aqueous electrolyte for lithium secondary battery and lithium secondary battery comprising same

Info

Publication number
EP4068456A4
EP4068456A4 EP21876009.8A EP21876009A EP4068456A4 EP 4068456 A4 EP4068456 A4 EP 4068456A4 EP 21876009 A EP21876009 A EP 21876009A EP 4068456 A4 EP4068456 A4 EP 4068456A4
Authority
EP
European Patent Office
Prior art keywords
secondary battery
lithium secondary
same
aqueous electrolyte
lithium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21876009.8A
Other languages
German (de)
French (fr)
Other versions
EP4068456A1 (en
Inventor
Su Hyun Yun
Bum Young Jung
Sook Yun
Han Young Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of EP4068456A1 publication Critical patent/EP4068456A1/en
Publication of EP4068456A4 publication Critical patent/EP4068456A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0569—Liquid materials characterised by the solvents
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0567—Liquid materials characterised by the additives
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0568—Liquid materials characterised by the solutes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0025—Organic electrolyte
    • H01M2300/0028—Organic electrolyte characterised by the solvent
    • H01M2300/0034—Fluorinated solvents
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0025—Organic electrolyte
    • H01M2300/0028—Organic electrolyte characterised by the solvent
    • H01M2300/0037—Mixture of solvents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Secondary Cells (AREA)
EP21876009.8A 2020-09-29 2021-09-29 Non-aqueous electrolyte for lithium secondary battery and lithium secondary battery comprising same Pending EP4068456A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20200127441 2020-09-29
PCT/KR2021/013287 WO2022071734A1 (en) 2020-09-29 2021-09-29 Non-aqueous electrolyte for lithium secondary battery and lithium secondary battery comprising same

Publications (2)

Publication Number Publication Date
EP4068456A1 EP4068456A1 (en) 2022-10-05
EP4068456A4 true EP4068456A4 (en) 2024-07-31

Family

ID=80951729

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21876009.8A Pending EP4068456A4 (en) 2020-09-29 2021-09-29 Non-aqueous electrolyte for lithium secondary battery and lithium secondary battery comprising same

Country Status (5)

Country Link
US (1) US20230102148A1 (en)
EP (1) EP4068456A4 (en)
KR (1) KR20220043902A (en)
CN (1) CN114902464A (en)
WO (1) WO2022071734A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200099103A1 (en) * 2018-09-21 2020-03-26 Ningde Amperex Technology Limited Electrolyte and electrochemical device comprising the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010123287A (en) * 2008-11-17 2010-06-03 Panasonic Corp Nonaqueous electrolytic solution and nonaqueous electrolytic solution secondary battery
WO2019039763A1 (en) 2017-08-22 2019-02-28 리켐주식회사 Electrolyte for lithium secondary battery and lithium secondary battery comprising same
DE102018000713A1 (en) * 2018-01-30 2018-07-12 Daimler Ag Electrolytic composition for a rechargeable, electrochemical energy storage cell and rechargeable, electrochemical energy storage cell with the electrolyte composition
KR102237375B1 (en) 2018-04-03 2021-04-06 삼성에스디아이 주식회사 Electrolyte of rechargeable lithium battery and rechargeable lithium battery including same
CN110061293B (en) * 2019-05-23 2021-09-03 宁德新能源科技有限公司 Electrolyte solution and electrochemical device using the same

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200099103A1 (en) * 2018-09-21 2020-03-26 Ningde Amperex Technology Limited Electrolyte and electrochemical device comprising the same

Also Published As

Publication number Publication date
EP4068456A1 (en) 2022-10-05
KR20220043902A (en) 2022-04-05
US20230102148A1 (en) 2023-03-30
WO2022071734A1 (en) 2022-04-07
CN114902464A (en) 2022-08-12

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